Period
to 20 November 2017

The following table provides summary statistics for permanent job vacancies advertised in Belfast with a requirement for Linux skills. Included is a benchmarking guide to the salaries offered in vacancies that have cited Linux over the 6 months to 20 November 2017 with a comparison to the same period in the previous 2 years.

Linux
County Antrim > Belfast
6 months to
20 Nov 2017
Same period 2016 Same period 2015
Rank 31 17 14
Rank change year-on-year -14 -3 -6
Permanent jobs citing Linux 32 27 18
As % of all permanent IT jobs advertised in Belfast 8.89% 9.15% 13.04%
As % of the Operating Systems category 34.78% 36.99% 30.51%
Number of salaries quoted 21 17 11
Belfast median annual salary £40,000 £34,000 £30,000
Median salary % change year-on-year +17.65% +13.33% -7.69%
10th Percentile £27,000 £26,250 £22,500
90th Percentile £52,500 £50,000 £41,250
County Antrim median annual salary £40,000 £34,500 £30,000
% change year-on-year +15.94% +15.00% -7.69%

Linux is in the Operating Systems category. The following table is for comparison with the above and provides summary statistics for all permanent job vacancies advertised in Belfast with a requirement for operating system skills.

All Operating Systems
Belfast
Permanent vacancies with a requirement for operating system skills 92 73 59
As % of all permanent IT jobs advertised in Belfast 25.56% 24.75% 42.75%
Number of salaries quoted 46 51 37
Belfast median annual salary £36,000 £35,000 £37,500
Median salary % change year-on-year +2.86% -6.67% +25.00%
10th Percentile £26,875 £22,500 £22,800
90th Percentile £52,500 £50,000 £55,000
County Antrim median annual salary £36,000 £35,000 £37,500
% change year-on-year +2.86% -6.67% +25.00%

Linux
Job Vacancy Trend in Belfast

Job postings citing Linux as a percentage of all IT jobs advertised in Belfast.

Job vacancy trend for Linux in Belfast

Linux
Salary Trend in Belfast

This chart provides the 3-month moving average for salaries quoted in permanent IT jobs citing Linux in Belfast.

Salary trend for Linux in Belfast

Linux
Salary Histogram in Belfast

The salary distribution of IT jobs citing Linux in Belfast over the 6 months to 20 November 2017.

Salary histogram for Linux in Belfast

For the 6 months to 20 November 2017, IT jobs citing Linux also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all job ads across the Belfast region with a requirement for Linux.

1 21 (65.63%) Microsoft
2 20 (62.50%) Capacity Planning
3 15 (46.88%) Red Hat
4 12 (37.50%) Finance
4 12 (37.50%) Python
4 12 (37.50%) Unix
4 12 (37.50%) Bash Shell
4 12 (37.50%) Relational Database
5 11 (34.38%) Oracle
6 10 (31.25%) SQL Server
6 10 (31.25%) RDBMS
6 10 (31.25%) Legal
6 10 (31.25%) Migration
6 10 (31.25%) Change Management
6 10 (31.25%) Disaster Recovery
6 10 (31.25%) HP
6 10 (31.25%) Data Centre
6 10 (31.25%) Fintech
6 10 (31.25%) Oracle Database 12c
6 10 (31.25%) Oracle Database
6 10 (31.25%) Performance Tuning
6 10 (31.25%) Oracle RAC
6 10 (31.25%) Red Hat Enterprise Linux
7 8 (25.00%) Git (software)
7 8 (25.00%) Software Engineering
8 7 (21.88%) Agile Software Development
8 7 (21.88%) C++
9 6 (18.75%) C
9 6 (18.75%) LAN
9 6 (18.75%) WAN

Linux
Co-occurring IT Skills in Belfast by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 1 (3.13%) Exchange Server 2013
Business Applications
1 1 (3.13%) Payment Gateway
Cloud Services
1 1 (3.13%) Microsoft Azure
1 1 (3.13%) Office 365
Communications & Networking
1 6 (18.75%) DNS
1 6 (18.75%) HTTP
1 6 (18.75%) LAN
1 6 (18.75%) SAN
1 6 (18.75%) SSL
1 6 (18.75%) TCP/IP
1 6 (18.75%) WAN
2 5 (15.63%) DHCP
2 5 (15.63%) Firewall
2 5 (15.63%) FTP
2 5 (15.63%) IP Telephony
2 5 (15.63%) Kerberos
2 5 (15.63%) LDAP
2 5 (15.63%) SMTP
2 5 (15.63%) SNMP
2 5 (15.63%) SSH
2 5 (15.63%) VPN
3 1 (3.13%) Remote Desktop
Database & Business Intelligence
1 12 (37.50%) Relational Database
2 10 (31.25%) Oracle Database
2 10 (31.25%) Oracle Database 12c
2 10 (31.25%) RDBMS
2 10 (31.25%) SQL Server
3 1 (3.13%) NoSQL
3 1 (3.13%) PostgreSQL
Development Applications
1 8 (25.00%) Git (software)
2 5 (15.63%) Subversion
3 1 (3.13%) JUnit
3 1 (3.13%) Mockito
General
1 12 (37.50%) Finance
2 10 (31.25%) Legal
3 2 (6.25%) Banking
4 1 (3.13%) Front Office
4 1 (3.13%) Marketing
4 1 (3.13%) Spanish Language
Job Titles
1 10 (31.25%) DBA
1 10 (31.25%) Oracle DBA
2 7 (21.88%) Developer
3 6 (18.75%) Network Engineer
4 5 (15.63%) Junior
4 5 (15.63%) Junior Network Engineer
4 5 (15.63%) Senior Unix Engineer
4 5 (15.63%) Unix Engineer
5 4 (12.50%) C++ Developer
6 3 (9.38%) C++ Software Engineer
6 3 (9.38%) Java Developer
6 3 (9.38%) Software Engineer
7 2 (6.25%) Applications Developer
7 2 (6.25%) C++ Applications Developer
7 2 (6.25%) C++ Software Developer
7 2 (6.25%) Software Developer
8 1 (3.13%) C Software Engineer
8 1 (3.13%) Principal Engineer
8 1 (3.13%) Principal Software Engineer
8 1 (3.13%) Senior Java Developer
Libraries, Frameworks & Software Standards
1 4 (12.50%) HTML
2 2 (6.25%) Spring
2 2 (6.25%) Spring Boot
2 2 (6.25%) Web Services
3 1 (3.13%) Hibernate
3 1 (3.13%) JPA
3 1 (3.13%) JSON
3 1 (3.13%) REST
3 1 (3.13%) RESTful
Miscellaneous
1 10 (31.25%) Data Centre
1 10 (31.25%) Fintech
2 4 (12.50%) Embedded Systems
3 1 (3.13%) Analytical Skills
3 1 (3.13%) Contactless
3 1 (3.13%) Enterprise Software
3 1 (3.13%) Equities
3 1 (3.13%) Fixed Income
3 1 (3.13%) Private Cloud
3 1 (3.13%) Smartcard
Operating Systems
1 12 (37.50%) Unix
2 10 (31.25%) Red Hat Enterprise Linux
3 5 (15.63%) Debian
3 5 (15.63%) Solaris
4 1 (3.13%) Android
Processes & Methodologies
1 20 (62.50%) Capacity Planning
2 10 (31.25%) Change Management
2 10 (31.25%) Disaster Recovery
2 10 (31.25%) Migration
2 10 (31.25%) Performance Tuning
3 8 (25.00%) Software Engineering
4 7 (21.88%) Agile Software Development
5 5 (15.63%) Configuration Management
5 5 (15.63%) Kanban
5 5 (15.63%) OO
5 5 (15.63%) Process Improvement
5 5 (15.63%) Scrum
6 4 (12.50%) BDD
6 4 (12.50%) Continuous Delivery
6 4 (12.50%) Mobile Development
6 4 (12.50%) Refactoring
7 3 (9.38%) Mentoring
8 2 (6.25%) Functional Testing
8 2 (6.25%) Integration Testing
8 2 (6.25%) System Integration Testing
Programming Languages
1 12 (37.50%) Bash Shell
1 12 (37.50%) Python
2 7 (21.88%) C++
3 6 (18.75%) C
4 5 (15.63%) Perl
5 4 (12.50%) Java
5 4 (12.50%) JavaScript
5 4 (12.50%) Objective-C
6 2 (6.25%) SQL
Qualifications
1 5 (15.63%) CCNA
1 5 (15.63%) CCNP
1 5 (15.63%) Cisco Certification
2 2 (6.25%) Degree
System Software
1 10 (31.25%) Oracle RAC
2 6 (18.75%) Active Directory
3 5 (15.63%) NFS
3 5 (15.63%) VMware Infrastructure
4 1 (3.13%) Docker
Systems Management
1 5 (15.63%) Nagios
1 5 (15.63%) Puppet
2 1 (3.13%) Kubernetes
Vendors
1 21 (65.63%) Microsoft
2 15 (46.88%) Red Hat
3 11 (34.38%) Oracle
4 10 (31.25%) HP
5 6 (18.75%) Cisco
6 5 (15.63%) 3PAR
6 5 (15.63%) EMC
6 5 (15.63%) IBM
6 5 (15.63%) NetApp
6 5 (15.63%) SonicWALL
6 5 (15.63%) Symantec
6 5 (15.63%) VMware
7 1 (3.13%) Apple
7 1 (3.13%) Juniper
7 1 (3.13%) Meraki
7 1 (3.13%) Samsung